#!/usr/bin/env node

const fs   = require('fs'),
            err  = console.error,
                  uid  = process.argv[2],
                        gid  = process.argv[3],
                              file = process.argv[4];

if(process.argv.length !== 5) {
    err('命令行参数不正确！');
      process.exit(1);

}

try{
    fs.chownSync(file, Number(uid), Number(gid));

} catch(e) {
    err(e.message);
      process.exit(2);

}
